Using exogenous secondary school assignments to remove self-selection bias to schools and peers, I obtain credible estimates of (1) the effect of attending schools with higher-achieving peers, and (2) the direct effect of peer quality improvements within schools, on the same population. While students at schools with higherachieving peers have better academic achievement, within-school increase...

INTRODUCTION The prevalence of childhood obesity is increasing, and schools are ideal places to support healthy eating and physical activity. In 2000, the Centers for Disease Control and Prevention (CDC) developed the School Health Index, a self-assessment and planning tool that helps schools evaluate and improve physical activity and nutrition programs and policies. Although many state educati...

BACKGROUND The purpose of the present study is to improve understanding of the epidemiology of cardiac arrest in the school setting, with a special focus on the role of school-based automated external defibrillators. METHODS AND RESULTS The investigation was a retrospective study of emergency medical service-treated, nontraumatic, out-of-hospital cardiac arrests in Seattle and King County, Wa...

I estimate the e ect of attending a rst-choice middle or high school on young adult criminal activity, using data from public school choice lotteries in CharlotteMecklenburg school district (CMS). Seven years after random assignment, lottery winners have been arrested for fewer and less serious crimes, and have spent fewer days incarcerated. Lottery winners attended schools that were higher qua...

When students deal with Biotechnology in Science or Biology courses at school they get to know a technology that is on the one hand very old – if we think of techniques of making bread or wine – but that on the other hand when we think of genetic engineering for example comprises very new aspects. This “modern” part of biotechnology shows a high potential for solving various problems of our mod...

BACKGROUND AND OBJECTIVE School-based BMI measurement has attracted attention across the nation as a potential approach to address obesity among youth. However, little is known about its impact or effectiveness in changing obesity rates or related physical activity and dietary behaviors that influence obesity. This article describes current BMI-measurement programs and practices, research, and ...

In 2012, schools increasingly have to compete with the media for the attention and time of children and adolescents. Young people currently spend more time with media (.7 hours/day) than they do in school.1 Far more research is now available about the impact of media on school-aged children and teenagers2,3 and the efficacy of teaching media literacy in the classroom.4 Since the development of ...